Telephone system requiring different types of pulses



Aug'. 14, 1951 B. M KIM ET AL I 4 TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 55 Sheets-Sheet 1 lNVE/VTORS McK/M Q Q By (a .STR/C/(LER ATTORNEY FIG.

Aug. 14, 1951 MW ETA; 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 55 Sheets-Sheet 2 TRAFFIC REGISTER C/PCUIT MIS C CIRCUIT FOR TROUBLE IND.

MULTI -FREOUENCY PULSE RECEIVING C IRC U17 7 4 B. M /(IM N HW 144B. STR/CKLER ATTORNEY Aug. 14, 1951 B. M KIM ET AL REQUIRING DIFFERENT TYPES OF PULSE-S 55 Sheets-Sheet 5 FIG. 3

INVENTOl-PS.

B M K/M W B STR/C/(LER Chan;

ATTORNEY 14, 1951 B. MK1M ETAL 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 55 Sheets-Sheet 4 B. M K/M W B. STR/CKLER M/VENTORS ATTORNEY Aug. 1951 B. MOKIM ETAL 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF 'RuLsEs Filed Dec. 29, 1949 55- Sheets-Sheet 5 8. MCK/M 5 .B.$TR/CKLER A TTORNE v Aug. 14, 1951 B. MOKIM ETAL TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES 55 Sheets-Sheet 6 Filed Dec.

By AZTORNEV 14, 1951 B. MCKIM ETAL 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Fi led Dec. 29, 1949' 55 Sheet s-Sheet 7 &

B. MCKIM //v M 9 n! B. STR/C/(L ER By C FIG. 7

A T TORNE V Aug. '14, 1951 B. MOKIM ETAL 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 55 Sheets-Sheet 8 a R Q a. MC KIM o '"VENTOPS W.B.57'R/CKL1ER By C. 211% T A TTORNE V 35 Sheets-Sheet 9 v 3.528 II 228 II E E :23 E556 N K R K m j M T u n A c S \M 5.5 $35! 8W C I Q I 5 a R v, lliltllnl l I J l- I m B w w B. M KIM ET AL TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Aug. 14, 1951 Filed Dec.

g- 14, 1951 B. MOKIM ET AL 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 55 Sheets-Sheet 1o INCOMING SEND'R 7' 5 ST C/RC U17 B MCK/M Q WVKNTOPS- w B. STR/C/(LER 6 BY C )npzzuz LI ATTORNEY Aug. 14, 1951 B. M KIM ETAL 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 55 Sheets-Sheet 11' ATTORNEY FIG. 1/

g- 1951 B. MCKIM ETAL 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 55 Sheets-Sheet 12 B. MCKIM WBSTR/CKLER FIG. /2

ATTORNEY Aug. 14, 1951 B. M KIM ETAL 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 Q 55 Sheets-Sheet 15 B. Mc/(IM WVENTORS w 5. STR/C/(LER C )WWZZAA A T TORNEV g- 1951 B. M KIM ET AL 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 :53 Sheets-Sheet 14 6. M K/M WBSTR/CKLER ATTORNEY lNl/f N TORS FIG. /4

Aug. 14, 1951 B. M KIM ETAL 2,564,441

I TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 55 Sheets-Sheet 1s CIRCUIT B MC K/M INVENTORS m a 577W C K LE R ATTORNEY Aug. 14, 1951 B. M KIM ET AL TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES 35 Sheets-Sheet 16 Filed Dec.

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hut-3 $63 R U m M O Mm w Km A 5 Ma aw S v, R B w w b\ u\| Aug. 14, 1951 B. M KIM ETAL ,5

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 55 Sheets-Sheet 17 ou ream/c szwnm ssunm I r I I RMCKIM WVENTORS' masrR/c/(Lm BY C.

ATTORNEY Aug. 14, 1951 B. MCKIM ETAL TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES :55 Sheets-Sheet 18 Filed Dec. 29, 1949 Aug. 14, 1951 B. MCKIM ETAL 2,564,441

TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES Filed Dec. 29, 1949 55 Sheets-Sheet 19 8. MCK/M WVENTORS m B. STR/C/(LER C. fiuzza,

- ATTORNEY FIG. /9

Aug. 14, 1951 2,564,441 TELEPHONE SYSTEM REQUIRING DIFFERENT TYPES OF PULSES 55 Sheets-Sheet 20 I Filed Dec. 29, 1949 B. M K/M WVENTORS WB. STR/C'KLER ATTORNEY 

